18589244

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1$

素因数の和:234

約数の個数: 48

約数和(自身を含む): 35954688

約数和(自身を除く): 17365444

約数列:

[1, 2, 4, 23, 37, 43, 46, 74, 86, 92, 127, 148, 172, 254, 508, 851, 989, 1591, 1702, 1978, 2921, 3182, 3404, 3956, 4699, 5461, 5842, 6364, 9398, 10922, 11684, 18796, 21844, 36593, 73186, 108077, 125603, 146372, 202057, 216154, 251206, 404114, 432308, 502412, 808228, 4647311, 9294622, 18589244]

約数ペア:

[(1, 18589244), (2, 9294622), (4, 4647311), (23, 808228), (37, 502412), (43, 432308), (46, 404114), (74, 251206), (86, 216154), (92, 202057), (127, 146372), (148, 125603), (172, 108077), (254, 73186), (508, 36593), (851, 21844), (989, 18796), (1591, 11684), (1702, 10922), (1978, 9398), (2921, 6364), (3182, 5842), (3404, 5461), (3956, 4699)]